2min chapter

Lex Fridman Podcast cover image

Jim Keller: Moore’s Law, Microprocessors, Abstractions, and First Principles

Lex Fridman Podcast

CHAPTER

Graphs and GPUs - What's Parallel?

The first order, the screen you're looking at doesn't care which order you do it in. So I call that given parallelism. Simple narratives around the large numbers of things where you can just say, it's parallel because you told me it was. And so GPUs on the other hand, run simple programs on pixels. But you're given a million of them. That's just transistor count, right? Once you crack the problem, you say, here's how you fetch 10 instructions at a time. Here's how you calculate the dependencies between them. These are pieces, right?

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